Update app.py

app.py

@@ -3,6 +3,7 @@ from pydantic import BaseModel
 import torch
 from transformers import AutoTokenizer, AutoModelForSeq2SeqLM
 from datetime import datetime
+import json
 
 # my fine tuned model
 MODEL_NAME = "MitchellKil/gaelic-ipa-byt5"
@@ -46,7 +47,7 @@ def text_to_ipa(text: str) -> str:
 
 class Feedback(BaseModel):
     type: str
-    feedback: Optional[str]
+    feedback: str
     input_text: str
     translation: str
     phonetic: str